<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script type="text/javascript" src="../js/vue.js"></script>
</head>
<body>
    <div id="root">
        <!--
            v-for
        -->
        <ul>
            <li v-for="item in arr">{{item}}</li>
        </ul>
        <input type="text" v-model="message">
        <h2>{{message}}</h2>
    </div>
    <script>
        Vue.config.productionTip = false
        new Vue({
            el:'#root',
            data:{
                arr:[1,2,3,4,5],
                message:'hello world'
            },
        })
    </script>
</body>
</html>